978062560

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^2\times {\mathrm{379}}^1$

素因数の和:648

約数の個数: 72

約数和(自身を含む): 2335155480

約数和(自身を除く): 1357092920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 379, 508, 635, 758, 1016, 1270, 1516, 1895, 2032, 2540, 3032, 3790, 4064, 5080, 6064, 7580, 10160, 12128, 15160, 16129, 20320, 30320, 32258, 48133, 60640, 64516, 80645, 96266, 129032, 161290, 192532, 240665, 258064, 322580, 385064, 481330, 516128, 645160, 770128, 962660, 1290320, 1540256, 1925320, 2580640, 3850640, 6112891, 7701280, 12225782, 24451564, 30564455, 48903128, 61128910, 97806256, 122257820, 195612512, 244515640, 489031280, 978062560]

約数ペア:

[(1, 978062560), (2, 489031280), (4, 244515640), (5, 195612512), (8, 122257820), (10, 97806256), (16, 61128910), (20, 48903128), (32, 30564455), (40, 24451564), (80, 12225782), (127, 7701280), (160, 6112891), (254, 3850640), (379, 2580640), (508, 1925320), (635, 1540256), (758, 1290320), (1016, 962660), (1270, 770128), (1516, 645160), (1895, 516128), (2032, 481330), (2540, 385064), (3032, 322580), (3790, 258064), (4064, 240665), (5080, 192532), (6064, 161290), (7580, 129032), (10160, 96266), (12128, 80645), (15160, 64516), (16129, 60640), (20320, 48133), (30320, 32258)]